Unit Rates Reminders & Practice

Reminders & Practice

​What is a rate?

Let's watch this video to see what a rate really is!

​https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-ratios-prop-topic/cc-6th-rates/v/introduction-to-rates

Open Ended

Type in a rate of your own! Try to be creative.

​Steps for Solving:

• ​Compare the two units using a fraction.

• ​You CAN choose to simplify your faction if you would like (this may allow you to solve without a calculator).

• ​Divide the numerator by the denominator to solve.

• ​Don't forget to LABEL!

Multiple Choice

Which of these is a unit rate?

• 325 words in 25 minutes

• $75 for 3 shirts

• 8 miles per hour

• 15 meters in 8 seconds

Multiple Choice

The number on the top of a fraction is called what?

• numerator
• denominator
• fractionator
• equivalent

Multiple Choice

The number on the bottom of a fraction is called what?

• numerator
• denominator
• equivalent
• improper

Multiple Choice

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

Multiple Choice

You're throwing a party, and you ordered 15 pizzas for your guests. Your total came to $97.50. What was your unit cost per pizza?

• $4.95 per pizza

• $5.75 per pizza

• $6.50 per pizza

Multiple Choice

Simplify the complex fraction.

• 18
• 1/18
• 9/72
• 1/8

Multiple Choice

Jenny bikes 1/4 of a mile in 1/12 of an hour. How far will she go in one hour?

• 3 miles

• 1/48th mile

• 3 hours

• 48 miles

Multiple Choice

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

Multiple Choice

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $1.25 per pound
• $1 per pound
• $2 per pound
• $1.50 per pound

Multiple Choice

You go to the grocery store to buy dog food. The store has three sizes available:

A 20-lb bag for $23.44

An 8-lb bag for $9.88

A 40-lb bag for $49.00

Which size bag has the lowest cost per pound rounded to the nearest cent?

• The 8-lb bag

• The 20-lb bag

• The 40-lb bag

• I have a cat

Multiple Choice

What is the unit rate of paws per dog?

• 2

• 4

• 8

• 16

Multiple Choice

What is the unit rate in miles per hour?

• 60 miles per hour

• 120 miles per hours

• 1 mile per hour

• 180 miles per hours

Multiple Choice

What is the unit rate for the rain fall?

• 2 cm per hour
• 1 cm per hour
• ¹/₂ cm per hour
• 4 cm per hour